As far as I understand, the 4 Hz in an audio signal would refer to its "mean" frequency, so to speak. It is practically impossible to to produce a signal (of any kind, if I´m not wrong) with a perfectly constant frequency. So the 4 Hz would be the frequency that you perceive, theoretically (the...
I don't think heat death is the case (or the major concern, for that matter) in a Big Rip scenario. The observable universe of every particle would shrink much, much faster than the speed of light, so, heat cannot flow. You should search for both terms (Heat death and Big Rip) on Wikipedia; the...
Hey.
I was a bit in your spot a few years ago, you know? I just knew I loved the mysterious things that the universe holds far from us, such as black holes, the Big Bang, all that.
There are 2 books that made me make an incredibly important decision on my life, which is to study Theoretical...